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Process Equipment and Plant Design

Process Equipment and Plant Design
The ratio for the rate of washing to the final rate of filtration in a washing type of plate and frame filter is

1.25
0.25
0.75
0.5

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Process Equipment and Plant Design
Movement of pipeline caused by thermal expansion is taken care by providing

All of these
Change in the shape of pipeline
Expansion joint
Changes in its direction

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Process Equipment and Plant Design
Le/D for fully open gate valves would be

Much more than that for fully open globe valves
Around 7
Much less (say 2% than that for fully open globe valves)
Both B and C

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Process Equipment and Plant Design
A rivetted joint does not fail by __________ of rivets.

None of these
Shearing
Tearing
Tearing of the plate across a row

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Process Equipment and Plant Design
For laminar flow (NRe < 2100) in steel pipe, the optimum inside pipe diameter is given by

Di, opt = 7.6 Q0.36 . ρ0.9
Di, opt = 3 Q0.36 ρ0.18
Di, opt = 3 Q0.36 . ρ1.86 μ0.08
Di, opt = 3.9 Q0.45 . ρ0.23

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Process Equipment and Plant Design
A binary liquid azeotropic mixture has boiling point lower than either of the components, when it shows __________ deviation from Raoult's Law.

Positive
None of these
Negative
No

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